.body{
  background: #eee;
}

.login-box{
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  flex-direction: row;
}

.login-main{
  width: 300px;
  margin: 0 auto;
}

.main{
  width: 100%;
  min-height: calc(100vh - 70px);

  .main-left{
    width: 200px;
    margin-right: 30px;
    position: fixed;
    left: 0;
    top: 70px;
  }

  .main-right{
    width: calc(100% - 230px);
    margin-left: 230px;
    margin-top: 70px;
    min-height: calc(100vh - 70px);
    padding-right: 30px;
    box-sizing: border-box;
  }
}